This service manual covers the Suzuki DF25 and DF30 outboard engines manufactured between 2000 and 2003. These engines are designed for reliable performance and efficiency, featuring Electronic Fuel Injection (EFI) or carburetor options depending on the specific model, and are water-cooled for optimal operation. Their robust construction and ECM-controlled ignition system contribute to their reputation for durability and ease of use in various marine applications. This comprehensive English language service manual provides detailed information essential for the maintenance, repair, and troubleshooting of your Suzuki outboard engine. It includes in-depth coverage of engine components, fluid maintenance, electrical and fuel systems, power trim and tilt, and the lower unit. With included troubleshooting tips, detailed diagrams, and exploded views, this manual serves as an indispensable resource for owners, mechanics, and technicians aiming to ensure the longevity and optimal performance of their DF25 or DF30 engine.